CN106020553A - Display panel, manufacturing method thereof and display device - Google Patents
Display panel, manufacturing method thereof and display device Download PDFInfo
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- CN106020553A CN106020553A CN201610391187.1A CN201610391187A CN106020553A CN 106020553 A CN106020553 A CN 106020553A CN 201610391187 A CN201610391187 A CN 201610391187A CN 106020553 A CN106020553 A CN 106020553A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
- G06F3/04144—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position using an array of force sensing means
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133394—Piezoelectric elements associated with the cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a display panel, a manufacturing method thereof and a display device. A force induction array formed by sequentially stacking lower outgoing lines, lower sensing electrodes, a piezoelectric layer, upper sensing electrodes and upper outgoing lines is integrated in the display panel. All force induction units, based on the piezoelectric effect, in the force induction array can serve as touch detection components, induct pressure on the surface of the display panel and output corresponding electric signals through matching of the upper outgoing lines and the lower outgoing lines, and the corresponding pressing position and intensity on the surface of the display panel can be determined by detecting changes of the electric signals to determine touch position and touch intensity to execute corresponding commands. When the display panel is a flexible display panel, all the force induction units, integrated above or below pixel units, in the force induction array can induct tension on the corresponding portion when the display panel is bent, so that the display panel is controlled to execute corresponding commands according to the determined bent portion and the stretching intensity.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of display floater, its manufacture method and display dress
Put.
Background technology
Pressure sensitive technology refers to implement external force the technology of detection, and this technology is just transported before for a long time
It is used in the fields such as industry control, medical treatment.At present, feeling of stress is realized at display field especially mobile phone or flat board field
The mode answered is to increase extra mechanism in the backlight portion of display panels or the midframe part of mobile phone
Realizing, this design needs the design of the structure to display panels or mobile phone to make change, Er Qieyou
Relatively big in build-up tolerance, the detection accuracy of this design is also restricted.
Therefore, how in the case of display floater hardware modifications is less, the feeling of stress that detection accuracy is higher is realized
Should, it is the skilled person territory problem of needing solution badly.
Summary of the invention
In view of this, embodiments provide a kind of display floater, its manufacture method and display device,
In order to realize the detection of high-precision pressure sensing in display floater.
Therefore, embodiments provide a kind of display floater, including: underlay substrate, it is arranged at institute
State the multiple pixel cells being arranged in array on underlay substrate, be arranged at the upper of each described pixel cell
Side, lower section or among power induction arrays；Wherein,
Described power induction arrays includes: a plurality of lower lead-out wire being cascading, multiple lower sensing electricity
Pole, piezoelectric layer, multiple upper sensing electrode and a plurality of upper lead-out wire；
Each described lower sensing electrode and each described upper sensing electrode one_to_one corresponding, be arranged in array and with folder
Described piezoelectric layer between forms a power sense unit；
Each described lower lead-out wire power described with each row sense unit connects one to one, each described upper lead-out wire with
Described in each row, power sense unit connects one to one；Or, each described lower lead-out wire and power sense unit described in each row
Connecting one to one, each described upper lead-out wire power described with each row sense unit connects one to one.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
When power induction arrays is arranged at the side of each described pixel cell display surface, each described lower sensing electrode is with each
The figure of described upper sensing electrode is the fenestral fabric using the open area of each pixel cell as mesh；
Or, the material of each described lower sensing electrode and each described upper sensing electrode is transparent conductive material, each described under
The figure of sensing electrode and each described upper sensing electrode is block structure.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
The figure of piezoelectric layer is the fenestral fabric using the open area of each pixel cell as mesh, and described pressure
The grid lines of the fenestral fabric of electric layer is wider than the grid lines of the fenestral fabric of described lower sensing electrode
Wide.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
The material of piezoelectric layer is transparent piezoelectric ceramics, and described piezoelectric layer is the integrative-structure of flood.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
When power induction arrays is arranged at the side deviating from each described pixel cell display surface, each described lower sensing electrode
Being block structure with the figure of each described upper sensing electrode, described piezoelectric layer is the integrative-structure of flood.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
When power induction arrays is arranged at the lower section of each described pixel cell, at described power induction arrays and each described picture
It is provided with elastic dottle pin layer between element unit and covers the fexible film above described elastic dottle pin layer.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, each institute
The material stating lower sensing electrode and each described upper sensing electrode is organic conductor material.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, each institute
The material stating lower sensing electrode and each described upper sensing electrode is Polyglycolic acid fibre.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, each institute
The material stating lower lead-out wire and each described upper lead-out wire is electrodeless conductive material.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, each institute
The material stating lower lead-out wire and each described upper lead-out wire is silver or tin indium oxide.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
The material of piezoelectric layer is lead titanate piezoelectric ceramics.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
Display floater is flexible display panels.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
Power induction arrays is at least provided with in the frame region of described flexible display panels.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
Display floater is in display panels, electroluminescence display panel, Plasmia indicating panel or Electronic Paper
Any one.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
When display floater is electroluminescence display panel, described power induction arrays is arranged at each described pixel cell
Top, specifically includes: described power induction arrays is arranged on the packaging film of described each pixel cell.
In a kind of possible implementation, in the above-mentioned display floater that the embodiment of the present invention provides, described
When display floater is electroluminescence display panel, described power induction arrays be arranged at each described pixel cell it
In, specifically include: described power induction arrays is arranged at image element circuit and the luminescent device of described each pixel cell
Between film layer.
On the other hand, the embodiment of the present invention additionally provides a kind of display device, provides including the embodiment of the present invention
Above-mentioned display floater.
On the other hand, the embodiment of the present invention additionally provides the manufacture method of a kind of above-mentioned display floater, including:
Before, after, or during underlay substrate is formed the multiple pixel cells being arranged in array, use molten
Liquid processing procedure sequentially forms a plurality of lower lead-out wire, multiple lower sensing electrode, piezoelectric layer, multiple upper sensing electrode
Figure with a plurality of upper lead-out wire.
In a kind of possible implementation, in the above-mentioned manufacture method that the embodiment of the present invention provides, described
Solution process is used to sequentially form a plurality of lower lead-out wire, multiple lower sensing electrode, piezoelectric layer, multiple upload
Sense electrode and the figure of a plurality of upper lead-out wire, specifically include:
Inkjet printing or screen printing mode is used to sequentially form a plurality of lower lead-out wire, multiple lower sensing electricity
Pole, piezoelectric layer, multiple upper sensing electrode and the figure of a plurality of upper lead-out wire.
The beneficial effect of the embodiment of the present invention includes:
A kind of display floater, its manufacture method and the display device that the embodiment of the present invention provides, at display floater
In integrated by the lower lead-out wire being cascading, lower sensing electrode, piezoelectric layer, upper sensing electrode and on draw
Outlet composition power induction arrays, each lower sensing electrode and each upper sensing electrode one_to_one corresponding, be arranged in array,
And form a power sense unit with the piezoelectric layer being clipped between the two.Each power sense unit based on piezoelectric effect is permissible
As touch control detection parts, sensing is pressed against the pressure of panel surface, and by upper lead-out wire and under draw
The cooperation of outlet exports the corresponding signal of telecommunication, and the detection to this change in electric can determine that at display floater
The corresponding pressing position in surface and press surging, corresponding to determine that position of touch and touch-control dynamics perform
Order.When this display floater is flexible display panels, it is integrated in the power sensing above or below pixel cell
Each power sense unit in array can also sense display floater pulling force of corresponding site when bending, with basis
The bending part determined and stretching dynamics control display floater and perform corresponding order.
Accompanying drawing explanation
Fig. 1 to Fig. 5 is respectively the side-looking structural representation of the display floater that the embodiment of the present invention provides；
Fig. 6 for providing the side-looking structural representation of display floater with the embodiment of the present invention shown in Fig. 1 and Fig. 2
The plan structure schematic diagram that middle power induction arrays is corresponding；
Fig. 7 is power sense in the side-looking structural representation with the embodiment of the present invention offer display floater shown in Fig. 3
Answer the plan structure schematic diagram that array is corresponding；
Fig. 8 for providing the side-looking structural representation of display floater with the embodiment of the present invention shown in Fig. 4 and Fig. 5
The plan structure schematic diagram that middle power induction arrays is corresponding；
The display floater that Fig. 9 provides for the embodiment of the present invention plan structure when being applied to flexible display substrates
Schematic diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawings, display floater, its manufacture method and the display device embodiment of the present invention provided
Detailed description of the invention be described in detail.
In accompanying drawing, the shapes and sizes of each parts do not reflect the actual proportions of display floater plate, purpose simply signal
Present invention is described.
Embodiments provide a kind of display floater, as shown in Figures 1 to 5, including: underlay substrate
100, it is arranged at the multiple pixel cells 200 being arranged in array on underlay substrate 100, is arranged at each picture
The element top (Fig. 3 and Fig. 4) of unit 200, lower section (Fig. 1 and Fig. 2) or among the power sense of (Fig. 5)
Answer array 300；Wherein, power induction arrays 300 specifically includes: a plurality of lower lead-out wire being cascading
301, multiple lower sensing electrodes 302, piezoelectric layer 303, multiple upper sensing electrode 304 and a plurality of upper lead-out wire
305；
As shown in Figure 6 to 8, each lower sensing electrode 302 and each upper sensing electrode 304 one_to_one corresponding, in
Array arrangement and form a power sense unit 400 with the described piezoelectric layer 303 being clipped between the two；
As shown in Figure 6 to 8, each lower lead-out wire 301 connects one to one with each row power sense unit 400,
Each upper lead-out wire 305 connects one to one with each row power sense unit 400；Or, each lower lead-out wire 301 is with each
Row power sense unit 400 connects one to one, each upper lead-out wire 305 and each row power sense unit 400 one_to_one corresponding
Connect.
In the specific implementation, the orientation of each lower lead-out wire 301 and each upper lead-out wire 305 can be exchanged；
And can be using each lower lead-out wire 301 as scan signal line, each upper lead-out wire 305 is as output line；
Or, it is also possible to using each upper lead-out wire 305 as scan signal line, each lower lead-out wire 301 is defeated as signal
Outlet, does not limits at this.
In the above-mentioned display floater that the embodiment of the present invention provides, it is integrated in the top of pixel cell 200, lower section
In power induction arrays 300 among or, each power sense unit 400 based on piezoelectric effect can be as touch control detection
Parts, sensing is pressed against the pressure of panel surface, and by upper lead-out wire 305 and lower lead-out wire 301
Cooperation export the corresponding signal of telecommunication, the detection to this change in electric can determine that in panel surface
Corresponding pressing position and press surging, orders determining position of touch and touch-control dynamics to perform accordingly
Order.When this display floater is flexible display panels, it is integrated in the power sense above or below pixel cell 200
Answer each power sense unit 400 in array 300 can also sense display floater the drawing of corresponding site when bending
Power, to control the corresponding order of display floater execution according to the bending part determined and stretching dynamics.
Specifically, in the above-mentioned display floater that the embodiment of the present invention provides, in order to make composition each power sense unit 400
Each lower sensing electrode 302 and each upper sensing electrode 304 produce when pressed power loss less, improve
The power sense unit 400 sensitivity to power, in the specific implementation, under can using the making of organic conductor material each
Sensing electrode 302 and each upper sensing electrode 304.Further, the flexibility of organic conductor material is also preferable, favorably
It is integrated in flexible display panels in the power sense unit 400 produced.Preferably, each lower sensing electrode 302
Polyglycolic acid fibre (PEDOT) can be selected with the material of each upper sensing electrode 304.Further, PEDOT
Preferably employ the silk-screen printing technique of solution process (sol-gel) or InkJet printing processes make its as under pass
Sense electrode 302 or the figure of upper sensing electrode 304, be conducive to the flexibility being integrated in tolerable temperature ＜ 80 DEG C to show
Show in panel.Or, tin indium oxide (ITO) can also be used in inflexibility display floater to make on each
Sensing electrode 304 and each lower sensing electrode 302, do not limit at this.
Further, although organic conductor material has above-mentioned advantage, but the electric conductivity of organic conductor material is relatively
Difference, therefore, in order to beneficially conduct the signal of telecommunication, respectively to each upper sensing electrode 304 and each lower sensing electrode 302
Lower lead-out wire 301 and each upper lead-out wire 305 typically select inorganic conductive material to make.Preferably, draw under each
The material of outlet 301 and each upper lead-out wire 305 can select the electric conductivity such as silver or tin indium oxide (ITO) relatively
Good inorganic material.
Specifically, in the above-mentioned display floater that the embodiment of the present invention provides, the pressure in power induction arrays 300
The material of electric layer 303 can select the multiple piezoceramic material with piezoelectric effect, it is preferred to use zirconium metatitanic acid
Lead (PZT) piezoelectric ceramics.Further, PZT preferably employs the screen printing dataller of solution process (sol-gel)
Skill or InkJet printing processes make its figure as piezoelectric layer 303, are conducive to being integrated in tolerable temperature ＜
In the flexible display panels of 80 DEG C.In the specific implementation, the thickness of piezoelectric layer 303 generally preferably controls
2～4 μm.
Specifically, the above-mentioned display floater that the embodiment of the present invention provides can use flexible display panels, it is possible to
To use inflexibility display floater, use flexible display panels time, integrated power induction arrays 300 except
The touch-control pressure of three-dimensional can be detected, it is also possible to the bending of detection flexible display panels, be determined by out is curved
Bent position and angle of bend, thus realize the different command to flexible display panels and control, such as, amplify,
Reduce, split screen, left and right moves up and down.
Further, in the above-mentioned display floater that the embodiment of the present invention provides, according to the work of power induction arrays 300
This power induction arrays 300 can be set in the zones of different of display floater by difference: realizing for touch-control
During three-dimensional values, power induction arrays 300 can only be integrated in the territory, effective display area (AA) of display floater,
Can also be at the territory, effective display area (AA) of display floater and frame region the most integrated power induction arrays 300；
When only realizing detecting for the bending of flexible display panels, as it is shown in figure 9, power induction arrays 300
Can only be integrated in the frame region of flexible display panels, so along dotted line bending Flexible Displays in figure
Bending position that two the power sense unit 400 being bent during panel are determined by out and angle of bend, thus
Realizing the different command to flexible display panels to control, certain power induction arrays 300 can also be at display floater
Territory, effective display area (AA) and frame region the most integrated power induction arrays 300, do not limit at this.
Further, the above-mentioned display floater that the embodiment of the present invention provides can specifically use LCD
Plate, electroluminescence display panel can also be used, Plasmia indicating panel or Electronic Paper etc. can also be used flat
Plate display floater, does not limits at this.
The above-mentioned display floater provided with the embodiment of the present invention below uses electroluminescence display panel, the most each picture
Element is as a example by unit 200 is luminescent device, and the most integrated hierarchical location of explanation of force induction arrays 300 is for group
The figure impact of each parts of one-tenth power induction arrays 300.
In the specific implementation, in the display floater that the embodiment of the present invention provides, power induction arrays 300 is permissible
It is arranged on the top of each pixel cell 200, it is also possible to be arranged on the lower section of each pixel cell 200, it is also possible to
Among each pixel cell 200.Further, it is arranged above the aobvious of each pixel cell 200 with pixel cell 200
Illustrate as a example by showing face i.e. top emission type, the most in the specific implementation, it is also possible to pixel cell 200 times
Side is the display surface i.e. bottom emitting type of each pixel cell 200, does not limits at this.
Example one:
In the display floater that this example provides, power induction arrays 300 is arranged at and deviates from each pixel cell 200
The side of display surface, the most as depicted in figs. 1 and 2, power induction arrays 300 is arranged at each pixel cell 200
Lower section, underlay substrate 100 first makes the system performing pixel cell 200 after power induction arrays 300
Make operation.
Now, separate in order to ensure between each power sense unit 400, as shown in Figure 6, each lower sensing electricity
The figure of pole 302 and each upper sensing electrode 304 is generally block structure, and each upper sensing electrode 304 He
The size (pitch) of lower sensing electrode 302 is preferably 3～5mm.Further, make for convenience, piezoelectricity
Layer 303 can be the integrative-structure of flood, i.e. the film layer of one whole pattern-free.
Specifically, according to the size of each upper sensing electrode 304, can be by between each upper lead-out wire 305
Every being preferably arranged to 3～5mm；According to the size of each lower sensing electrode 302, can be by each lower lead-out wire 301
Between interval be preferably arranged to 3～5mm.
Further, when power induction arrays 300 is arranged at the lower section of each pixel cell 200, in order to reduce
It is arranged on pixel cell 200 above power induction arrays 300 for by the weakening of pressure, in the specific implementation,
As in figure 2 it is shown, elastic dottle pin layer 500 can be arranged between power induction arrays 300 and each pixel cell 200
And cover the fexible film 600 above elastic dottle pin layer 500.Specifically, can select and chock insulator matter
(PS) the elastomer bead of identical material makes elastic dottle pin layer 500, and covers on elastomer bead
One layer of PI film.
Example two:
In the display floater that this example provides, power induction arrays 300 is arranged at each pixel cell 200 and shows
The side in face, i.e. power induction arrays 300 are arranged at the top of each pixel cell 200.
Specifically, display floater is electroluminescence display panel, is arranged at each pixel at power induction arrays 300
During the top of unit 200, as shown in Figure 3 and Figure 4, typically power induction arrays 300 is arranged at each pixel
It it is the outside of packaging film 700 on the packaging film of unit 200.
In order to ensure that each power sensing unit being arranged on display surface does not interferes with the normal brightness shown, specifically
During enforcement, as it is shown in fig. 7, the figure of each lower sensing electrode 302 and each upper sensing electrode 304 can be set
It is set to only take up the non-display area in territory, effective display area i.e. black matrix or pixel limits the region that district is covered,
Specifically, the figure of each lower sensing electrode 302 and each upper sensing electrode 304 can be set to each pixel
The open area of unit 200 is as the fenestral fabric of mesh.Each upper sensing electrode 304 and lower sensing electricity
The size (pitch) of pole 302 is preferably 3～5mm, and according to array arrangement.
Or, in the specific implementation, the material of each lower sensing electrode 302 and each upper sensing electrode 304 is permissible
It is chosen as transparent conductive material, such as, can preferentially select PEDOT when being applied to flexible display panels,
ITO can be preferentially selected, it is also possible to selection PEDOT when being applied to inflexibility display floater, now,
As shown in Figure 8, each lower sensing electrode 302 is similar with embodiment one with the figure of each upper sensing electrode 304,
Can be block structure, i.e. not carry out borehole design in the open area of each pixel cell 200.
Equally, in order to ensure that each power sensing unit being arranged on display surface does not interferes with the normal brightness shown,
In the specific implementation, as it is shown in fig. 7, the figure of piezoelectric layer 303 can be set to only take up effectively display
The region that non-display area in region i.e. black matrix or pixel restriction district are covered, specifically, can be by piezoelectricity
The figure of layer 303 is set to the fenestral fabric using the open area of each pixel cell 200 as mesh.And
And, in order to make the upper sensing electrode 304 of composition same power sensing unit and the spaced apart of lower sensing electrode 302,
As it is shown on figure 3, pass under the pattern covers needing piezoelectric layer 303 when making the lattice of piezoelectric layer 303
The grid live width of the pattern of sense electrode 302, the i.e. fenestral fabric of piezoelectric layer 303 needs more than lower sensing electricity
The grid live width of the fenestral fabric of pole 302,10 μm more a width of than the grid lines of following sensing electrode 302,
Then the grid live width of piezoelectric layer 303 needs ＞ 10 μm, preferably 10～15 μm.In the specific implementation, on
The grid live width of sensing electrode 304 is set to consistent or slightly smaller with the grid live width of piezoelectric layer 303
Grid live width in piezoelectric layer 303.
Or, in the specific implementation, the material of piezoelectric layer 303 can be chosen as transparent piezoelectric ceramics, this
Time, as shown in Figure 8, piezoelectric layer 303 can be the integrative-structure of flood, i.e. the film of one whole pattern-free
Layer.
Equally, in order to ensure that each power sensing unit being arranged on display surface does not interferes with the normal brightness shown,
In the specific implementation, as shown in Figure 7 and Figure 8, each upper lead-out wire 305 and each lower lead-out wire 301 typically set
Put the gap location at each pixel cell 200, i.e. can be by each upper lead-out wire 305 and each lower lead-out wire 301
Figure is set to only take up the non-display area in territory, effective display area i.e. black matrix or pixel limits district and covered
Region.
Further, when being applied to display panels, the material of upper lead-out wire 305 and lower lead-out wire 301 with
The conductive material that resistance is less is preferred, and is not specifically limited at this；When being applied to electroluminescence display panel,
In view of the reason that luminescent layer tolerable temperature is relatively low, the material of upper lead-out wire 305 and lower lead-out wire 301 is preferred
Use nanometer silver, in order to use solution process to make its figure.
Further, according to the size of each upper sensing electrode 304, can be by the interval between each upper lead-out wire 305
It is preferably arranged to 3～5mm；According to the size of each lower sensing electrode 302, can be by each lower lead-out wire 301
Between interval be preferably arranged to 3～5mm.Preferably, each being centrally disposed in of power sense unit 400 is drawn
Outlet 305 and the vertical overlapping region of lower lead-out wire 301.
Example three:
In the display floater that this example provides, power induction arrays 300 is arranged among each pixel cell 200,
I.e. power induction arrays 300 is set between certain two film layer of each pixel cell 200.
Such as, as it is shown in figure 5, when display floater is electroluminescence display panel, power induction arrays 300
The film layer between image element circuit 201 and the luminescent device 202 of each pixel cell 200 can be arranged at, and,
Can be electrically connected by via between the luminescent device 202 of image element circuit 201 and correspondence.Particular make-up power
The shape of each parts of induction arrays 300 is similar with example two, and therefore not to repeat here.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of display device, including the present invention
The display floater that embodiment provides, this display device can be: mobile phone, panel computer, television set, aobvious
Show any product with display function or the parts such as device, notebook computer, DPF, navigator.
The enforcement of this display device may refer to the embodiment of above-mentioned display floater, repeats no more in place of repetition.
Based on same inventive concept, the embodiment of the present invention additionally provides the making side of a kind of above-mentioned display floater
Method, including:
Before, after, or during underlay substrate is formed the multiple pixel cells being arranged in array, use molten
Liquid processing procedure sequentially forms a plurality of lower lead-out wire 301, multiple lower sensing electrode 302, piezoelectric layer, multiple uploads
Sense electrode and the figure of a plurality of upper lead-out wire.
Specifically, can use inkjet printing or screen printing mode sequentially form a plurality of lower lead-out wire 301,
Multiple lower sensing electrodes 302, piezoelectric layer, multiple upper sensing electrode and the figure of a plurality of upper lead-out wire.
Use solution process to make power induction arrays in the above-mentioned manufacture method that the embodiment of the present invention provides, have
It is beneficial to integrated power sensing function in the display floater that the tolerable temperature of such as electro-luminescence display device is relatively low,
To realize the detection of three-dimensional touch.
Above-mentioned display floater, its manufacture method and the display device that the embodiment of the present invention provides, at display floater
In integrated by the lower lead-out wire being cascading, lower sensing electrode, piezoelectric layer, upper sensing electrode and on draw
Outlet composition power induction arrays, each lower sensing electrode and each upper sensing electrode one_to_one corresponding, be arranged in array,
And form a power sense unit with the piezoelectric layer being clipped between the two.Each power sense unit based on piezoelectric effect is permissible
As touch control detection parts, sensing is pressed against the pressure of panel surface, and by upper lead-out wire and under draw
The cooperation of outlet exports the corresponding signal of telecommunication, and the detection to this change in electric can determine that at display floater
The corresponding pressing position in surface and press surging, corresponding to determine that position of touch and touch-control dynamics perform
Order.When this display floater is flexible display panels, it is integrated in the power sensing above or below pixel cell
Each power sense unit in array can also sense display floater pulling force of corresponding site when bending, with basis
The bending part determined and stretching dynamics control display floater and perform corresponding order.
Obviously, those skilled in the art can carry out various change and modification without deviating from this to the present invention
Bright spirit and scope.So, if the present invention these amendment and modification belong to the claims in the present invention and
Within the scope of its equivalent technologies, then the present invention is also intended to comprise these change and modification.
Claims (19)
1. a display floater, it is characterised in that including: underlay substrate, is arranged at described underlay substrate
On the multiple pixel cells being arranged in array, be arranged at the top of each described pixel cell, lower section or it
In power induction arrays；Wherein,
Described power induction arrays includes: a plurality of lower lead-out wire being cascading, multiple lower sensing electrode,
Piezoelectric layer, multiple upper sensing electrode and a plurality of upper lead-out wire；
Each described lower sensing electrode and each described upper sensing electrode one_to_one corresponding, be arranged in array and be clipped in
Described piezoelectric layer between the two forms a power sense unit；
Each described lower lead-out wire power described with each row sense unit connects one to one, and each described upper lead-out wire is with each
The described power sense unit of row connects one to one；Or, each described lower lead-out wire is with power sense unit described in each row one by one
Corresponding connection, each described upper lead-out wire power described with each row sense unit connects one to one.
2. display floater as claimed in claim 1, it is characterised in that described power induction arrays is arranged at
During the side of each described pixel cell display surface, each described lower sensing electrode and the figure of each described upper sensing electrode
Shape is the fenestral fabric using the open area of each pixel cell as mesh；Or, each described lower sensing electrode
Be transparent conductive material with the material of each described upper sensing electrode, each described lower sensing electrode and each described in upload
The figure of sense electrode is block structure.
3. display floater as claimed in claim 2, it is characterised in that the figure of described piezoelectric layer be with
The open area of each pixel cell is as the fenestral fabric of mesh, and the fenestral fabric of described piezoelectric layer
Grid lines is wider than the grid live width of the fenestral fabric of described lower sensing electrode.
4. display floater as claimed in claim 2, it is characterised in that the material of described piezoelectric layer is
Bright piezoelectric ceramics, described piezoelectric layer is the integrative-structure of flood.
5. display floater as claimed in claim 1, it is characterised in that described power induction arrays is arranged at
When deviating from the side of each described pixel cell display surface, each described lower sensing electrode and each described upper sensing electrode
Figure be block structure, described piezoelectric layer is the integrative-structure of flood.
6. display floater as claimed in claim 1, it is characterised in that described power induction arrays is arranged at
During the lower section of each described pixel cell, between described power induction arrays and each described pixel cell, it is provided with bullet
Property dottle pin layer and cover the fexible film above described elastic dottle pin layer.
7. the display floater as described in any one of claim 1-6, it is characterised in that each described lower sensing
The material of electrode and each described upper sensing electrode is organic conductor material.
8. display floater as claimed in claim 7, it is characterised in that each described lower sensing electrode is with each
The material of described upper sensing electrode is Polyglycolic acid fibre.
9. the display floater as described in any one of claim 1-6, it is characterised in that each described lower extraction
The material of line and each described upper lead-out wire is electrodeless conductive material.
10. display floater as claimed in claim 9, it is characterised in that each described lower lead-out wire and each institute
The material stating lead-out wire is silver or tin indium oxide.
11. display floaters as described in any one of claim 1-6, it is characterised in that described piezoelectric layer
Material is lead titanate piezoelectric ceramics.
12. display floaters as claimed in claim 1, it is characterised in that described display floater is flexible aobvious
Show panel.
13. display floaters as claimed in claim 12, it is characterised in that described power induction arrays is at least
It is arranged at the frame region of described flexible display panels.
14. display floaters as described in any one of claim 1-6, it is characterised in that described display floater
For any one in display panels, electroluminescence display panel, Plasmia indicating panel or Electronic Paper.
15. display floaters as claimed in claim 14, it is characterised in that described display floater is electroluminescent
During light emitting display panel, described power induction arrays is arranged at the top of each described pixel cell, specifically includes:
Described power induction arrays is arranged on the packaging film of described each pixel cell.
16. display floaters as claimed in claim 14, it is characterised in that described display floater is electroluminescent
During light emitting display panel, described power induction arrays is arranged among each described pixel cell, specifically includes: institute
The power induction arrays of stating is arranged at the film layer between image element circuit and the luminescent device of described each pixel cell.
17. 1 kinds of display devices, it is characterised in that include showing as described in any one of claim 1-16
Show panel.
The manufacture method of 18. 1 kinds of display floaters as described in any one of claim 1-16, its feature exists
In, including:
Before, after, or during underlay substrate is formed the multiple pixel cells being arranged in array, use molten
Liquid processing procedure sequentially form a plurality of lower lead-out wire, multiple lower sensing electrode, piezoelectric layer, multiple upper sensing electrode and
The figure of a plurality of upper lead-out wire.
19. manufacture methods as claimed in claim 18, it is characterised in that described employing solution process depends on
The a plurality of lower lead-out wire of secondary formation, multiple lower sensing electrode, piezoelectric layer, multiple upper sensing electrode and a plurality of on draw
The figure of outlet, specifically includes:
Use inkjet printing or screen printing mode sequentially form a plurality of lower lead-out wire, multiple lower sensing electrode,
Piezoelectric layer, multiple upper sensing electrode and the figure of a plurality of upper lead-out wire.
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| CN201610391187.1A CN106020553B (en) | 2016-06-03 | 2016-06-03 | Display panel, manufacturing method thereof and display device |
| US15/552,154 US10768737B2 (en) | 2016-06-03 | 2017-02-03 | Display panel, method for manufacturing the same and display device |
| PCT/CN2017/072847 WO2017206536A1 (en) | 2016-06-03 | 2017-02-03 | Display panel, manufacturing method thereof, and display device utilizing same |
| EP17749594.2A EP3296847B1 (en) | 2016-06-03 | 2017-02-03 | Display panel, manufacturing method thereof, and display device utilizing same |
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| US (1) | US10768737B2 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP3296847A4 (en) | 2019-01-09 |
| CN106020553B (en) | 2021-01-12 |
| US20180321783A1 (en) | 2018-11-08 |
| WO2017206536A1 (en) | 2017-12-07 |
| EP3296847B1 (en) | 2023-11-08 |
| EP3296847A1 (en) | 2018-03-21 |
| US10768737B2 (en) | 2020-09-08 |
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